On 10/16/23 16:52, Pekka Paalanen wrote:
On Mon, 16 Oct 2023 15:42:16 +0200
André Almeida wrote:
Hi Pekka,
On 10/16/23 14:18, Pekka Paalanen wrote:
On Mon, 16 Oct 2023 12:52:32 +0200
André Almeida wrote:
Hi Michel,
On 8/17/23 12:37, Michel Dänzer wrote:
On 8/15/23 20:57, André
Hi Pekka,
On 10/16/23 14:18, Pekka Paalanen wrote:
On Mon, 16 Oct 2023 12:52:32 +0200
André Almeida wrote:
Hi Michel,
On 8/17/23 12:37, Michel Dänzer wrote:
On 8/15/23 20:57, André Almeida wrote:
From: Pekka Paalanen
Specify how the atomic state is maintained between userspace and
Hi Michel,
On 8/17/23 12:37, Michel Dänzer wrote:
On 8/15/23 20:57, André Almeida wrote:
From: Pekka Paalanen
Specify how the atomic state is maintained between userspace and
kernel, plus the special case for async flips.
Signed-off-by: Pekka Paalanen
Signed-off-by: André Almeida
Hi Michel,
Em 17/08/2023 07:37, Michel Dänzer escreveu:
On 8/15/23 20:57, André Almeida wrote:
From: Pekka Paalanen
Specify how the atomic state is maintained between userspace and
kernel, plus the special case for async flips.
Signed-off-by: Pekka Paalanen
Signed-off-by: André Almeida
From: Pekka Paalanen
Specify how the atomic state is maintained between userspace and
kernel, plus the special case for async flips.
Signed-off-by: Pekka Paalanen
Signed-off-by: André Almeida
---
v5: Add note that not every redundant attribute will result in no-op
v4: total rework by Pekka
: André Almeida
---
v5: no changes
v4: new patch
---
drivers/gpu/drm/drm_atomic_helper.c | 5 +++
drivers/gpu/drm/drm_atomic_uapi.c | 52 +++--
drivers/gpu/drm/drm_crtc_internal.h | 2 +-
drivers/gpu/drm/drm_mode_object.c | 2 +-
4 files changed, 56 insertions(+), 5
Almeida
Reviewed-by: Alex Deucher
Signed-off-by: André Almeida
---
v5: no changes
v4: no changes
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
b/drivers/gpu/drm/amd/display/amdgpu_dm
missing atomic support for async flips. New drivers should not
set this flag, instead they should support atomic async flips (if
they support async flips at all). IOW, we don't want more drivers
with async flip support for legacy but not atomic.
Signed-off-by: Simon Ser
Reviewed-by: André Al
: Simon Ser
Reviewed-by: André Almeida
Reviewed-by: Alex Deucher
Signed-off-by: André Almeida
---
v5: no changes
v4: no changes
---
drivers/gpu/drm/drm_ioctl.c | 5 +
include/uapi/drm/drm.h | 10 +-
2 files changed, 14 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm
back to
something else. For instance, Xorg falls back to a blit.
Another option is to wait as close to the next vblank as
possible before performing the page-flip to reduce latency.
Signed-off-by: Simon Ser
Reviewed-by: Alex Deucher
Co-developed-by: André Almeida
Signed-off-by: André Almeida
-
v3:
https://lore.kernel.org/dri-devel/20220929184307.258331-1-cont...@emersion.fr/
André Almeida (1):
drm: Refuse to async flip with atomic prop changes
Pekka Paalanen (1):
drm/doc: Define KMS atomic state set
Simon Ser (4):
drm: allow DRM_MODE_PAGE_FLIP_ASYNC for atomic commits
drm:
Em 13/07/2023 04:51, Pekka Paalanen escreveu:
On Tue, 11 Jul 2023 10:57:57 +0200
Daniel Vetter wrote:
On Fri, Jul 07, 2023 at 07:40:59PM -0300, André Almeida wrote:
From: Pekka Paalanen
Specify how the atomic state is maintained between userspace and
kernel, plus the special case for async
From: Pekka Paalanen
Specify how the atomic state is maintained between userspace and
kernel, plus the special case for async flips.
Signed-off-by: Pekka Paalanen
Signed-off-by: André Almeida
---
v4: total rework by Pekka
---
Documentation/gpu/drm-uapi.rst | 41
: André Almeida
---
v4: new patch
---
drivers/gpu/drm/drm_atomic_helper.c | 5 +++
drivers/gpu/drm/drm_atomic_uapi.c | 52 +++--
drivers/gpu/drm/drm_crtc_internal.h | 2 +-
drivers/gpu/drm/drm_mode_object.c | 2 +-
4 files changed, 56 insertions(+), 5 deletions(-)
diff
Almeida
Reviewed-by: Alex Deucher
Signed-off-by: André Almeida
---
v4: no changes
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index
missing atomic support for async flips. New drivers should not
set this flag, instead they should support atomic async flips (if
they support async flips at all). IOW, we don't want more drivers
with async flip support for legacy but not atomic.
Signed-off-by: Simon Ser
Reviewed-by: André Al
: Simon Ser
Reviewed-by: André Almeida
Reviewed-by: Alex Deucher
Signed-off-by: André Almeida
---
v4: no changes
---
drivers/gpu/drm/drm_ioctl.c | 5 +
include/uapi/drm/drm.h | 10 +-
2 files changed, 14 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_ioctl.c b
s
- Add a documentation clarifying the KMS atomic state set
v3:
https://lore.kernel.org/dri-devel/20220929184307.258331-1-cont...@emersion.fr/
André Almeida (1):
drm: Refuse to async flip with atomic prop changes
Pekka Paalanen (1):
drm/doc: Define KMS atomic state set
Simon Ser (4):
back to
something else. For instance, Xorg falls back to a blit.
Another option is to wait as close to the next vblank as
possible before performing the page-flip to reduce latency.
Signed-off-by: Simon Ser
Reviewed-by: Alex Deucher
Co-developed-by: André Almeida
Signed-off-by: André Almeida
-
Em 03/07/2023 05:38, Pekka Paalanen escreveu:
On Fri, 30 Jun 2023 23:09:17 -0300
André Almeida wrote:
Specify how the atomic state is maintained between userspace and
kernel, plus the special case for async flips.
Signed-off-by: André Almeida
[...]
If you want to take these and need
Specify how the atomic state is maintained between userspace and
kernel, plus the special case for async flips.
Signed-off-by: André Almeida
---
v4: new patch
---
Documentation/gpu/drm-uapi.rst | 19 +++
1 file changed, 19 insertions(+)
diff --git a/Documentation/gpu/drm
: André Almeida
---
v4: new patch
---
drivers/gpu/drm/drm_atomic_helper.c | 5 +++
drivers/gpu/drm/drm_atomic_uapi.c | 52 +++--
drivers/gpu/drm/drm_crtc_internal.h | 2 +-
drivers/gpu/drm/drm_mode_object.c | 2 +-
4 files changed, 56 insertions(+), 5 deletions(-)
diff
Almeida
Reviewed-by: Alex Deucher
Signed-off-by: André Almeida
---
v4: no changes
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index
missing atomic support for async flips. New drivers should not
set this flag, instead they should support atomic async flips (if
they support async flips at all). IOW, we don't want more drivers
with async flip support for legacy but not atomic.
Signed-off-by: Simon Ser
Reviewed-by: André Al
: Simon Ser
Reviewed-by: André Almeida
Reviewed-by: Alex Deucher
Signed-off-by: André Almeida
---
v4: no changes
---
drivers/gpu/drm/drm_ioctl.c | 5 +
include/uapi/drm/drm.h | 10 +-
2 files changed, 14 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_ioctl.c b
back to
something else. For instance, Xorg falls back to a blit.
Another option is to wait as close to the next vblank as
possible before performing the page-flip to reduce latency.
Signed-off-by: Simon Ser
Reviewed-by: Alex Deucher
Co-developed-by: André Almeida
Signed-off-by: André Almeida
-
ifying the KMS atomic state set
v3:
https://lore.kernel.org/dri-devel/20220929184307.258331-1-cont...@emersion.fr/
- User-space patch: https://github.com/Plagman/gamescope/pull/595
- IGT tests:
https://gitlab.freedesktop.org/andrealmeid/igt-gpu-tools/-/tree/atomic_async_page_flip
André Almeida
ent-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
No prop changes are allowed during an async flip via atomic DRM API, so
make sure to reject them.
Signed-off-by: André Almeida
---
drivers/gpu/drm/drm_atomic_uapi.c | 47 +++--
drivers/gpu/drm/drm_crtc_
On 10/13/22 13:02, Simon Ser wrote:
So no tests that actually verify that the kernel properly rejects
stuff stuff like modesets, gamma LUT updates, plane movement,
etc.?
Pondering this a bit more, it just occurred to me the current driver
level checks might easily lead to confusing behaviour. E
ested on an AMD Picasso iGPU.
I tested on an AMD vangogh GPU and worked with the IGT tests.
This series is Reviewed-by: André Almeida
Simon Ser (6):
amd/display: only accept async flips for fast updates
drm: document DRM_MODE_PAGE_FLIP_ASYNC
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